[ Tenses ]
________ they ________ to Paris before?
A. Have, been
B. Had, been
C. Are, being
D. Will, be

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Modals and Past ModalsRelative ClauseInfinitives and ING FormsAdjectives and comparisons-ing form and the to-infinitiveVerbs & Verb TensesSubject Verb Agreement and Verb TensesConditionals / Unreal PastLanguage Features: Reflective ArticleThird ConditionalsOther quiz:
Grammar › ViewYou ______________ have taken my advice and gone to the doctor.
A. should
B. shouldn’t
C. shall
D. shall not
Tenses › View
I ……………………………. a lot about her before I heard that she was safe.
A. has worried
B. had worry
C. have worried
D. had worried